@font-face {
    font-family: '思源Normal';
    src: url('../../assets/fonts/SourceHanSansCN-Normal.otf');
  }
  @font-face {
    font-family: '思源B';
    src: url('../../assets/fonts/SourceHanSansCN-Bold.otf');
  }
  @font-face {
    font-family: '思源R';
    src: url('../../assets/fonts/SourceHanSansCN-Regular.otf');
  }
  @font-face {
    font-family: '思源Medium';
    src: url('../../assets/fonts/SourceHanSansCN-Medium.otf');
  }
